2(3)+2x^2=120

Solution for 2(3)+2x^2=120 equation:

Simplifying
2(3) + 2x2 = 120

Multiply 2 * 3
6 + 2x2 = 120

Solving
6 + 2x2 = 120

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-6' to each side of the equation.
6 + -6 + 2x2 = 120 + -6

Combine like terms: 6 + -6 = 0
0 + 2x2 = 120 + -6
2x2 = 120 + -6

Combine like terms: 120 + -6 = 114
2x2 = 114

Divide each side by '2'.
x2 = 57

Simplifying
x2 = 57

Take the square root of each side:
x = {-7.549834435, 7.549834435}